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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"Single wall carbon nanotube"”.
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Electrical properties of various single-wall carbon nanotube networks
… of covalently and non covalently functionalised single wall carbon nanotube (SWCNT) networks. Unlike previous strategies where diamines were used, a novel route to covalently bridge SWCNTs by organic molecular linkers is proposed. The bridging relies on using modified Sonogashira and Ullmann …
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Synthesis of Single Wall Carbon Nanotube Arrays and Their Application in Single Molecular electronics
… there are major challenges to be solved before single molecular electronic device could be used widely. One of these challenges is the lack of high yield, low cost fabrication technique. Carbon nanotubes are new materials with great electronic conductivity and small diameter, etc. They are great …
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Thermoelectric Properties and Transport of Semicrystalline Conjugated Polymer and Single-Wall Carbon Nanotube Composites
Research into carbon nanotubes (CNT):polymer composites for thermoelectric applications have greatly expanded in recent years, aiming to combine the high power factor of CNT networks and the low thermal conductivity of polymer matrix. Many attempts have been made on achieving the …
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Carbon nanomaterial-based aerogels for improved removal of copper(II), zinc(II), and lead(II) ions from water
… natural disasters, and pollution. Advanced carbon-based technologies have allowed for opportunities at the advancement of efficient and cost-effective materials to quickly and easily remove contaminants from high demand drinking water areas. Carbon nanomaterials that were integrated into 2-D …
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Theoretical study of fullerences and carbon nanotubes
… that [2+2] isomers are lower in energy than single bond (SB) isomers. The center to center distances (CCD) of these two isomers calculated in our study are in fair agreement with experiment. Part II presents a good model (Fe+-oronene) and a scheme to simulate the binding of iron cations to …
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Raman spectroscopy of single wall carbon nanotubes
A single wall carbon nanotube (SWNT) is a new form of carbon, whose atomic arrangement is equivalent to a graphene sheet rolled into a cylinder in a seamless way. The typical diameter of a SWNT ranges from 0.6 nm to several nm and the typical length ranges from tens of nm to several cm. Due to its …
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Control of Nanoscale Thermal Transport for Thermoelectric Energy Conversion and Thermal Rectification
… that provides higher rectification using a single wall carbon nanotube (SWCNT) that is covalently functionalized near one end with polyacetylene (PA). Although several thermal diodes are discussed in literature, more complex phononic devices like thermal logic gates and thermal transistors …
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Nanocomposite Dispersion: Quantifying the Structure-Function Relationship
… possible to quantify the dispersion of various single wall carbon nanotube (SWCNT)-polymer composites as a function of processing conditions, composition of SWCNT and polymer matrix chemistry. Furthermore, the methodology is utilized to show that SWCNT dispersion exhibits fractal-like behavior …
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Variance Spectroscopy and its Application to the Study of Single-Wall Carbon Nanotubes
… spectroscopy and its application to characterize single-wall carbon nanotube (SWCNT) dispersions. This technique measures and analyzes changes in photoluminescence intensity caused by statistical variations in the local composition of dilute nanoparticle samples. The data are spectrally resolved, …
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Quanteneffekte in nanomechanischen Systemen
… diskutiert. Als Modell-Balken wird dabei ein Single-Wall-Carbon-Nanotube von 0.1 Mikrometer Laenge verwendet. Seine ausgezeichneten elastischen Eigenschaften und seine geringe Masse (etwa 20000 C-Atome) machen ihn zum bestmoeglichen Kandidat zum Nachweis von makroskopischen Quanteneffekten, …
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Molecular design of precise ionic polymer networks for fundamental structure-property-relationships and energy-related applications
… ionic polymers (10-5 S/cm). When integrated with single-wall carbon nanotube (SWCNT) electrodes, a dopant-free soft actuator was fabricated with bending strain (0.9%) comparable to current state-of-the-art small molecule doped systems. Compared to the traditional salt solution doped ionic …
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Studies on Structure and Property of Polymer-based Nano-composite Materials
… Debee equipment from BEE international;</p> <p>Single wall carbon nanotubes were introduced into the vinyl acetate-ethylene copolymer (VAE) to form a connecting network, using high pressure homogenizer (HPH). The processing time has been reduced to 1/60 of sonication for HPH to give better …